Kia Optima Hybrid: Brake System / AHB(Active Hydraulic Boost) System

Troubleshooting

Troubleshooting SymptomSuspect AreaReferenceLower pedal or spongy pedal1. Integrated Brake Actuation Unit (Air in)air·bleed2. AHB system (Fluid leaks)replace3. Piston seals in IBAU (Worn or damaged)replaceBrake ...

Description and Operation

Description Regeneration Brake System During deceleration or braking of an electric vehicle or HEV, the drive motor acts as an alternator and charges the battery by converting the vehicle’s kinetic energy ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Antenna Repair procedures


Inspection Glass Antenna Test 1. Wrap aluminum foil (A) around the tip of the tester probe (B) as shown. 2. Touch one tester probe to the glass antenna terminal (A) and move the other tester probe along the antenna wires to check that continuity exists. Glass Antenna Repair     To make an effective ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


Description The hydraulic system consists of oil, an oil filter, oil pump, and a valve body (valves and solenoid valves). The machanical oil pump is in the transaxle and is mechanically turned by the input shaft of the transaxle. The electric oil pump is turned by an electrical motor and is mounted on ...

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